The novella is set in 1903.
Fandorin appears to us in an unexpected capacity—he is occupied… with the search for treasure.
The island of Aruba, a ship with gold on board that once sank in his waters, tropical scenery, and innovative technologies of the early 20th century.
The unique submarine “Lemon-2” allows Erast Petrovich to methodically, square by square, examine the seabed surface in search of the remains of a catastrophe that happened many years ago. A carefully drawn work plan is carried out successfully: nothing disturbs the peace and quiet of the ship’s evening rest—until, on one not-so-pleasant day, a scheduled vessel delivers to this paradise an inspector from Scotland Yard.
He arrived on the island on business—personally for Mr. Fandorin…